In Telerik UI for Blazor, versions v12.0.0 through 15.2.0, an improper input validation vulnerability exists, where
Source GCVE Database
Not known to be exploited · CVSS 6.5 Medium : upgrade to 16.0.0 when convenient.
Data as of 13 Nov 2026, 16:47 UTC
Thin evidence
One scorer or none| CNA (ProgressSoftware) | CVSS 3.1 | 6.5 |
|---|
- Patch
- Available – fixed in 16.0.0
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 13 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
Upgrade Telerik UI for Blazor to 16.0.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Progress SoftwareTelerik UI for Blazor | Affected
| Fixed in
|
Description
An improper input validation vulnerability exists in Telerik UI for Blazor versions 12.0.0 through 15.2.0. This flaw affects the Grid, TreeList, and Gantt components, allowing their AI command filters to operate on any model property, bypassing the declared column allowlist.